Guedes, T. B., Barbo, F. E., França, D. and Zaher, H. (2018) “Morphological variation of the rare psammophilous species Apostolepis gaboi (Serpentes, Dipsadidae, Elapomorphini)”, Zootaxa. Auckland, New Zealand, 4418(5), pp. 469–480. doi: 10.11646/zootaxa.4418.5.4.